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Viewing changes to glitter/pixbuf_image.py

  • Committer: Jan Jokela
  • Date: 2009-03-04 10:20:09 UTC
  • mfrom: (7.1.10 global_widget_fixes)
  • Revision ID: janjokela@gmail.com-20090304102009-0do12fmrue3nkqyy
(Merge) Merged from branch that fixes PNG support and removes obsolete code

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glitter/pixbuf_image.py
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# !/usr/bin/python
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# -*- coding: utf-8 -*-
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# Glitter Toolkit
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__authors__ = ["Jan Jokela <janjokela@gmail.com>"]
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__licenses__ = ["LICENSE.LGPL"]
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__description__ = "Pixbuf image" 
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import gtk.gdk as gdk
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import gobject
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import clutter
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class PixbufImage(clutter.Texture):
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    """ A clutter.Texture based on a gtk.gdk.pixbuf """ 
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    __gproperties__ = {'uri': (gobject.TYPE_STRING,
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                               'pixbuf uri',
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                               'pixbuf uri, standard uri formats apply',
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                               'None',
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                               gobject.PARAM_READWRITE),
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                       'ratio': (gobject.TYPE_FLOAT,
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                                 'width-height ratio',
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                                 'width-height ratio, if value is 0, no ratio '
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                                 'will be set',
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                                 0,
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                                 1000,
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                                 0,
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                                 gobject.PARAM_READWRITE),
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                       'ratio_lock': (gobject.TYPE_STRING,
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                                      'lock ratio to width or height',
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                                      'lock ratio to width or height',
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                                      'width',
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                                      gobject.PARAM_READWRITE)    
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                      }
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    def __init__(self, uri, ratio=1.0, ratio_lock='width'):
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        """
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        uri (str) -- source location, standard uri format
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        ratio (float) -- ratio depending on ratio_lock, 0.0 none is applied
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        ratio_lock (str) -- locks ratio to width or height
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        """
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        self.uri = uri
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        self.ratio = ratio
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        self.ratio_lock = ratio_lock
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        self.__gobject_init__(uri=self.uri, ratio=self.ratio, ratio_lock=self.ratio_lock)
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        clutter.Texture.__init__(self)
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        self._set_pixbuf()
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    def do_get_property(self, property):
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        """ Get GObject property """
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        if property.name == 'uri':
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            return self.uri
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        elif property.name == 'ratio':
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            return self.ratio
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        elif property.name == 'ratio-lock':
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            return self.ratio_lock
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        else:
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            raise AttributeError, 'unknown property: %s' % property.name
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    def do_set_property(self, property, value):
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        """ Set GObject property """
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        if property.name == 'uri':
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            self.uri = value
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        elif property.name == 'ratio':
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            self.ratio = value
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        elif property.name == 'ratio-lock':
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            self.ratio_lock = value
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        else:
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            raise AttributeError, 'unknown property: %s' % property.name   
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    def _set_pixbuf(self):
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        """ Sets pixbuf based on source """
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        pixbuf = gdk.pixbuf_new_from_file(self.uri)
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        self.set_pixbuf(pixbuf)
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gobject.type_register(PixbufImage)